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United States Patent | 5,096,292 |
Sakamoto ,   et al. | March 17, 1992 |
A borescope apparatus comprising a flexible insertion section, a jet port formed at the insertion section, a moving device for supplying a compressed fluid to the jet port, whereby the insertion section is moved by an impellent force of the fluid ejected from the jet port, and a stabilizing device for steadily maintaining the position of the insertion section.
Inventors: | Sakamoto; Nobuyuki (Hachioji, JP); Takahashi; Ichiro (Hachioji, JP); Mizumoto; Morihide (Hachioji, JP); Hosono; Saburo (Hino, JP); Yamamoto; Tutomu (Hachioji, JP); Okada; Minoru (Sagamihara, JP); Nishigaki; Shinichi (Tokyo, JP); Shishido; Yoshio (Sagamihara, JP); Misono; Kazuhiro (Hachioji, JP); Miyazaki; Atsushi (Hachioji, JP); Ueda; Yasuhiro (Kokubunji, JP); Nishikori; Toshiaki (Sagamihara, JP); Nakamura; Takeaki (Hino, JP); Fuse; Eiichi (Hachioji, JP); Ishikawa; Akibumi (Hachioji, JP); Aoki; Yoshisada (Hachioji, JP) |
Assignee: | Olympus Optical Co., Ltd. (Tokyo, JP) |
Appl. No.: | 442320 |
Filed: | November 28, 1989 |
Apr 25, 1989[JP] | 1-48556[U] | |
Apr 25, 1989[JP] | 1-105290 | |
Apr 28, 1989[JP] | 1-110408 | |
Apr 28, 1989[JP] | 1-110409 | |
Aug 02, 1989[JP] | 1-200764 |
Current U.S. Class: | 356/241.4 |
Intern'l Class: | G02B 023/26 |
Field of Search: | 356/241 128/4,6 358/213.23 385/117 350/96.26 |
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